Improve phpdoc in FileHelper::findFiles() + minor improvements (#50)

vjik · web-flow · commit 69700ea496dd · 2021-05-09T00:25:51.000+03:00
diff --git a/src/FileHelper.php b/src/FileHelper.php
@@ -11,8 +11,10 @@
 use RecursiveIteratorIterator;
 use RuntimeException;
 use Yiisoft\Files\PathMatcher\PathMatcherInterface;
+
 use function array_key_exists;
 use function get_class;
+use function gettype;
 use function is_object;
 
 /**
@@ -451,7 +453,7 @@ public static function lastModifiedTime(string ...$paths): int
                 RecursiveIteratorIterator::SELF_FIRST
             );
 
-            foreach ($iterator as $p => $info) {
+            foreach ($iterator as $p => $_info) {
                 $times[] = self::modifiedTime($p);
             }
         }
@@ -532,7 +534,7 @@ public static function findDirectories(string $directory, array $options = []):
      *
      * @throws InvalidArgumentException If the directory is invalid.
      *
-     * @return array Files found under the directory specified, in no particular order.
+     * @return string[] Files found under the directory specified, in no particular order.
      * Ordering depends on the files system used.
      */
     public static function findFiles(string $directory, array $options = []): array
